From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Walleij Subject: Re: [PATCH v2] pinctrl: cherryview: Mask all interrupts on Intel_Strago based systems Date: Thu, 7 Dec 2017 09:47:35 +0100 Message-ID: References: <20171204091102.40822-1-mika.westerberg@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Return-path: Received: from mail-it0-f68.google.com ([209.85.214.68]:43867 "EHLO mail-it0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752248AbdLGIrg (ORCPT ); Thu, 7 Dec 2017 03:47:36 -0500 Received: by mail-it0-f68.google.com with SMTP id u62so13037744ita.2 for ; Thu, 07 Dec 2017 00:47:36 -0800 (PST) In-Reply-To: <20171204091102.40822-1-mika.westerberg@linux.intel.com> Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: Mika Westerberg Cc: Andy Shevchenko , Heikki Krogerus , Guenter Roeck , Dmitry Torokhov , linux-gpio@vger.kernel.org On Mon, Dec 4, 2017 at 10:11 AM, Mika Westerberg wrote: > Guenter Roeck reported an interrupt storm on a prototype system which is > based on Cyan Chromebook. The root cause turned out to be a incorrectly > configured pin that triggers spurious interrupts. This will be fixed in > coreboot but currently we need to prevent the interrupt storm from > happening by masking all interrupts (but not GPEs) on those systems. > > Link: https://bugzilla.kernel.org/show_bug.cgi?id=197953 > Fixes: bcb48cca23ec ("pinctrl: cherryview: Do not mask all interrupts in probe") > Reported-and-tested-by: Guenter Roeck > Reported-by: Dmitry Torokhov > Signed-off-by: Mika Westerberg > Cc: stable@vger.kernel.org > --- > Changes from v1: Patch applied for fixes. Yours, Linus Walleij